用集成循环GAN生成更真实多样的家庭用电数据。
Synthetic Data Generation for Residential Load Patterns via Recurrent GAN and Ensemble Method
- 采用集成循环GAN框架,融合对抗损失与统计差异优化。
- 生成数据在多样性、相似性及统计特性上均优于现有方法。
- 适合电力系统规划、隐私保护场景下的数据需求者使用。
生成能准确反映实际用电模式的合成家庭负荷数据,对电力系统规划与运行至关重要。由于真实负荷数据涉及隐私且大规模采集存在物流难题,合成数据需求迫切。本文提出集成循环生成对抗网络(ERGAN)框架,通过多个循环GAN的集成,并结合对抗损失与统计特性差异的联合损失函数,有效捕捉不同家庭的多样化用电模式,提升合成数据的真实感与多样性。全面评估表明,该方法在多样性、相似性及统计指标上均持续优于现有基准。研究结果验证了ERGAN在需合成但逼真负荷数据的能源应用中的有效性。生成的合成家庭负荷数据已公开可用。
原文摘要 · Abstract (English)
Generating synthetic residential load data that can accurately represent actual electricity consumption patterns is crucial for effective power system planning and operation. The necessity for synthetic data is underscored by the inherent challenges associated with using real-world load data, such as privacy considerations and logistical complexities in large-scale data collection. In this work, we tackle the above-mentioned challenges by developing the Ensemble Recurrent Generative Adversarial Network (ERGAN) framework to generate high-fidelity synthetic residential load data. ERGAN leverages an ensemble of recurrent Generative Adversarial Networks, augmented by a loss function that concurrently takes into account adversarial loss and differences between statistical properties. Our developed ERGAN can capture diverse load patterns across various households, thereby enhancing the realism and diversity of the synthetic data generated. Comprehensive evaluations demonstrate that our method consistently outperforms established benchmarks in the synthetic generation of residential load data across various performance metrics including diversity, similarity, and statistical measures. The findings confirm the potential of ERGAN as an effective tool for energy applications requiring synthetic yet realistic load data. We also make the generated synthetic residential load patterns publicly available.
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